R2#sh run | b router
router eigrp 100
 network 2.2.2.2 0.0.0.0
 network 208.28.1.3 0.0.0.0
 distribute-list 1 in Serial1/0.1
 no auto-summary
 eigrp stub receive-only
!

R3#sh ip eigrp nei de
IP-EIGRP neighbors for process 100
H   Address                 Interface       Hold Uptime   SRTT   RTO  Q  Seq
                                            (sec)         (ms)       Cnt Num
1   208.28.1.3              Se1/0            176 00:00:03  212  1272  0  42
   Version 12.3/1.2, Retrans: 0, Retries: 0
   Receive-Only Peer Advertising ( No ) Routes
2   17.80.1.2               Fa0/0             70 00:04:29    2   200  0  23
   Version 12.3/1.2, Retrans: 1, Retries: 0
0   208.28.1.1              Se1/0             14 00:11:47   46   354  0  81
   Version 12.3/1.2, Retrans: 11, Retries: 0
R3#